Panasonic TY-TP42P8-S, Service Manual

Page: 66 / 95

10.12. Y-LED 1 Board Schematic Diagram
+
+ +
16
15
13
11
9
1
14
10
7
8
6
2
12
5
4
3
4
5
12
2
6
8
7
10
14
1
16
9
11
13
15
3
18
17
18
17
18
13
12
11
10
9
7
6
5
4
3
2
1
L.SINK7
L.SINK2
L.DR
V10
L.SINK3
L.DR
V9
L.DR
V8
L.DR
V7
L.SINK5
L.DR
V6
L.SINK6
L.DR
V5
L.SINK8
L.DR
V4
L.SINK1
L.DR
V3
L.SINK4
L.DR
V2
L.DR
V1
L.DRV1
L.DRV2
L.DRV3
L.DRV4
L.DRV5
L.DRV6
L.DRV7
L.DRV8
L.DRV9
L.DRV10
5V
C10
6.3V
47u
C9
0.1u
5V 5V
5V
C5
0.1u
R29-32
10k
5V
5V
5V
C6
0.1u
5V
C8
0.1u
R33-37
10k
5V
5V
C7
0.1u
Q18
FB1L2Q
Q17
FB1L2Q
Q16
FB1L2Q
Q15
FB1L2Q
Q14
FB1L2Q
Q13
FB1L2Q
Q12
FB1L2Q
Q11
FB1L2Q
R9 0
5V
R39-42
10k
C4
0.1u
5V
C3
0.1u
5V
5V
5V
R24
1.5k
R23
3k
5V
R18 10
R17
10
C1
6.3V
47u
C2
6.3V
47u
R22 12
R21
12
R20
12
R19
12
4 2 7
B
3
C
A
5 6
D
E
8 1
18
16
19
14
23
15
13
3
11
12
2
10
9
17
20
4
6
7
1
22
21
25
26
24
8
5
19
14
26
24
2
25
6
10
23
9
16
15
13
17
20
4
1
22
18
21
8
3
11
7
5
12
J13 J14
SEL3
AD3
AD2
RANGE2
+5V
+5V
PENDATA
PHCOM
ILEDCOM
GND
GND
SEL2
NC
NC
AD0
GND
AD1
PHON
AD5
AD6
LEDON
SEL1
SEL0
AD4
RANGE1
+5V
SEL3
AD3
AD2
RANGE2
+5V
+5V
PENDATA
PHCOM
ILEDCOM
GND
GND
SEL2
NC
NC
AD0
GND
AD1
PHON
AD5
AD6
LEDON
SEL1
SEL0
AD4
RANGE1
+5V
SEL3
AD3
AD2
ILEDCOM
SEL2
AD0
AD1
LEDON
AD5
AD6
SEL1
SEL0
AD4
TO
XLED-1 BOARD
(J13)
14
G2B
G1
10
Y7
Y0
7
13
Y2
9
11
Y3
B
15
C
Y5
Y6
Y4
Y1
12
A
G2A
2
5
3
6
4
1
U3
74HC138
3 TO 8 LINE
DECODER
GND
8
VCC
16
G2A
G2B
2
5
C
Y5
Y6
Y4
Y1
14
Y7
Y0
7
13
VCC
16
3
G1
6
Y2
10
4 9
11
Y3
B
15
U4
8
74HC138
GND
3 TO 8 LINE
DECODER
1
12
A
SEL0
SEL1
SEL2
SEL3
CH0
U6
2 6
5
COM
1 7
3
INH
TC7W53FK
VEE
A
VCC
8
CH1
GND
4
ILEDCOM
AD2
U5
74HC238
AD1
AD0 L.SINK1
L.SINK2
L.SINK3
L.SINK4
L.SINK5
L.SINK6
L.SINK7
L.SINK8
AD5
AD6
AD3
AD4
L54
L67
L24
L18 L74
L69
L23
L53
L20
L71
L72
L63
L52
L75 L51
L76
L58
L40
L38
L77
L34
L35
L2 L50
L7
L4
L78
L5
L57
L30
L21
L60
L27
L22
L48
L62
L42
L41
L59
L64
L46
L61
L44 L28
L32
L29
L26
L39
L6
L25 L1
L14
L8
L17 L9
L16
L11
L10
L3
L68
L43
L66
L65 L33
L36
L15 L31
L12
L19
L13
L56
L45
L47
L37
L73
L55
L70
L49
G541-K1TD08 (TY-TP50P8-S)
Y-LED 1 BOARD
G441-K1TD07 (TY-TP42P8-S)
14
G2B
2
Y2
15
9
Y5
7
4
13
Y4
1
Y7
Y6
A
3
G2A
6
Y0
G1
VCC
5
C
Y1
GND
11
Y3
10
8
12
B
16
LEDON
3 TO 8 LINE
DECODER
Y5
Y6
11
8
14
9
Y3
12
Y1
B
15
1
VCC
11
15
G2A
G2A
Y4
13
13
5
6
Y0
12
VCC
74HC138
6
7
Y2
16
Y7
16
C
8
4
3
5
Y7
B
Y0
9
Y4
Y1
Y2
U1
4
A
3 TO 8 LINE
DECODER
74HC138
10
A
G1
G2B
Y3
G1
7
2
1
G2B
U2
Y5
Y6
10
GND
GND
14
2
3
C
Q1
FP1L2Q
Q2
FP1L2Q
Q3
FP1L2Q
Q4
FP1L2Q
Q5
FP1L2Q
Q6
FP1L2Q
Q7
FP1L2Q
Q8
FP1L2Q
Q9
FP1L2Q
Q10
FP1L2Q
TO Y-LED 2 BOARD(J14)(TY-TP50P8)
3 TO 8 LINE
DECODER
LED SINK
LED DRIVE
L1-L78
DNP319
A
K
LED
MATRIX
TO Y-LED 2 BOARD(J25)(TY-TP42P8)
ILEDOUT SW
TY-TP42/50P8-S
Y-LED 1 Board Schematic Diagram
TY-TP42/50P8-S
Y-LED 1 Board Schematic Diagram
TY-TP42P8-S / TY-TP50P8-S
66